initial commit

2 files changed, 112 insertions, 0 deletions

diff --git a/lib/led.c b/lib/led.c
new file mode 100644
index 0000000..3e3d54f
--- /dev/null
+++ b/lib/led.c
@@ -0,0 +1,80 @@
+/*
+ *  spreadspace stm8 utils
+ *
+ *
+ *  Copyright (C) 2017 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of spreadspace stm8 utils.
+ *
+ *  spreadspace stm8 utils is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace stm8 utils is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with spreadspace stm8 utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stm8s.h>
+
+#include "led.h"
+
+
+#if defined(__BOARD_test__)
+#define NUM_LEDS 1
+#else
+#define NUM_LEDS 0
+#endif
+
+#if defined(__BOARD_test__)
+#define LED_DIR 1
+#else
+#define LED_DIR 0
+#endif
+
+#if defined(__BOARD_test__)
+#define LED_GPIO GPIOD
+#define LED_PINNUM 0
+#endif
+
+void led_init(void)
+{
+#if NUM_LEDS >= 1
+  led_off();
+  LED_GPIO->DDR |= 1<<LED_PINNUM;
+#endif
+}
+
+void led_on(void)
+{
+#if NUM_LEDS >= 1
+#if LED_DIR == 1
+  LED_GPIO->ODR |= 1<<LED_PINNUM;
+#else
+  LED_GPIO->ODR &= ~(1<<LED_PINNUM);
+#endif
+#endif
+}
+
+void led_off(void)
+{
+#if NUM_LEDS >= 1
+#if LED_DIR == 1
+  LED_GPIO->ODR &= ~(1<<LED_PINNUM);
+#else
+  LED_GPIO->ODR |= 1<<LED_PINNUM;
+#endif
+#endif
+}
+
+void led_toggle(void)
+{
+#if NUM_LEDS >= 1
+  LED_GPIO->ODR ^= 1<<LED_PINNUM;
+#endif
+}
diff --git a/lib/led.h b/lib/led.h
new file mode 100644
index 0000000..03cebc6
--- /dev/null
+++ b/lib/led.h
@@ -0,0 +1,32 @@
+/*
+ *  spreadspace stm8 utils
+ *
+ *
+ *  Copyright (C) 2017 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of spreadspace stm8 utils.
+ *
+ *  spreadspace stm8 utils is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace stm8 utils is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with spreadspace stm8 utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SPREADSTM8_led_h_INCLUDED
+#define SPREADSTM8_led_h_INCLUDED
+
+void led_init(void);
+
+void led_on(void);
+void led_off(void);
+void led_toggle(void);
+
+#endif